AS level. G.7 Oxygen and high altitude (Ms Cooper)

[@mrs.khair-un-nisa9431]

Really helpful to understand the topic. Waiting for more videos on topic Coordination for A level biology. Thanks

[@PU_F151KA_Asyik]

thank you very much

[@alexk4044]

Lovely... thank you for the free lesson,..

[@rajatroy1598]

love your voice and accent

[@oneactionman]

Thx 4 this🇬🇧👍

[@zahidahanif5204]

thanks

[@kingjeremysircornwell7847]

How long could you suffer apnea?

[@dant3113]

Can't understand your accent.

[@ninin5526]

nothing wrong with her accent she's very clear, you have a problem

[@musalone1]

Nini n are you from south India...

[@ahmednasseh]

thank you very much